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47295906 = 2371126093
BaseRepresentation
bin1011010001101…
…0110110100010
310021222212210020
42310122312202
544101432111
64405414310
71113002640
oct264326642
9107885706
1047295906
1124774129
1213a0a396
139a4c658
1463d2190
154243906
hex2d1ada2

47295906 has 16 divisors (see below), whose sum is σ = 108105024. Its totient is φ = 13513104.

The previous prime is 47295893. The next prime is 47295907. The reversal of 47295906 is 60959274.

47295906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1126093 = 47295906 / (4 + 7 + 2 + 9 + 5 + 9 + 0 + 6).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (47295907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563005 + ... + 563088.

It is an arithmetic number, because the mean of its divisors is an integer number (6756564).

Almost surely, 247295906 is an apocalyptic number.

47295906 is an abundant number, since it is smaller than the sum of its proper divisors (60809118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47295906 is a wasteful number, since it uses less digits than its factorization.

47295906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126105.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 47295906 is about 6877.2019019366. The cubic root of 47295906 is about 361.6383810857.

The spelling of 47295906 in words is "forty-seven million, two hundred ninety-five thousand, nine hundred six".

Divisors: 1 2 3 6 7 14 21 42 1126093 2252186 3378279 6756558 7882651 15765302 23647953 47295906